public override AssetAsyncLoad LoadAssetAsync(string assetName, UnityAction <Object> loadedCallback, UnityAction <float> progressCallback, AssetLoadPriority priority = AssetLoadPriority.Normal)
{
if (m_CurrentLoadTask != null)
{
if (m_AssetLoadList[(int)priority].ContainsKey(assetName))
{
var loadTask = m_AssetLoadList[(int)priority][assetName];
loadTask.AssetName = assetName;
var asyncLoad = new AssetAsyncLoad(assetName);
loadTask.AddCallback(asyncLoad, loadedCallback, progressCallback);
return(asyncLoad);
}
else
{
var loadTask = AssetLoadTask.GetAssetLoadTask();
loadTask.AssetName = assetName;
var asyncLoad = new AssetAsyncLoad(assetName);
loadTask.AddCallback(asyncLoad, loadedCallback, progressCallback);
m_AssetLoadList[(int)priority].Add(assetName, loadTask);
return(asyncLoad);
}
}
else
{
var loadTask = AssetLoadTask.GetAssetLoadTask();
loadTask.AssetName = assetName;
var asyncLoad = new AssetAsyncLoad(assetName);
loadTask.AddCallback(asyncLoad, loadedCallback, progressCallback);
m_CurrentLoadTask = loadTask;
StartLoadAsset();
return(asyncLoad);
}
}
public void RemoveCallback(AssetAsyncLoad asyncLoad)
{
if (m_LoadedCallbackList.ContainsKey(asyncLoad))
{
m_LoadedCallbackList.Remove(asyncLoad);
}
if (m_ProgressCallbackList.ContainsKey(asyncLoad))
{
m_ProgressCallbackList.Remove(asyncLoad);
}
}
public void AddCallback(AssetAsyncLoad asyncLoad, UnityAction <Object> loaded, UnityAction <float> progress)
{
if (loaded != null)
{
m_LoadedCallbackList.Add(asyncLoad, loaded);
}
if (progress != null)
{
m_ProgressCallbackList.Add(asyncLoad, progress);
}
}
public override void RemoveLoadRequest(AssetAsyncLoad asyncRequest)
{
if (asyncRequest != null)
{
for (int i = 0; i < m_AssetLoadList.Count; ++i)
{
if (m_AssetLoadList[i].ContainsKey(asyncRequest.Name))
{
m_AssetLoadList[i][asyncRequest.Name].RemoveCallback(asyncRequest);
}
}
}
}
public override void RemoveLoadRequest(AssetAsyncLoad asyncRequest)
{
m_AssetLoader.RemoveLoadRequest(asyncRequest);
}
/// <summary> /// 移除某一个资源的加载任务中的一个回调，只能移除还未加载的任务中的回调 /// </summary> public abstract void RemoveLoadRequest(AssetAsyncLoad asyncRequest);